Finding the Fourth Proportional to 17,427,914.15, 26,142,722.33 and 6,643,204.79
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Solution
The fourth proportional to 17,427,914.15, 26,142,722.33 and 6,643,204.79 is: 9,965,131.60
Step by Step Solution
- Step 1: Write the proportion equation
17,427,914.15 : 26,142,722.33 = 6,643,204.79 : x - Step 2: Convert to fraction form
17,427,914.15/26,142,722.33 = 6,643,204.79/x - Step 3: Cross multiply
17,427,914.15x = 26,142,722.33 × 6,643,204.79 - Step 4: Simplify right side
17,427,914.15x = 173,671,458,042,366.31 - Step 5: Solve for x
x = 173,671,458,042,366.31/17,427,914.15 - Step 6: Final answer
x = 9,965,131.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.